Physics-(general)
NEET Physics (general) MCQ Question
Type: MCQ-conceptual-Hard-Class 12
Using the Rutherford model, what happens to the trajectory of an alpha particle as it approaches the nucleus at a small impact parameter?
A
It is deflected by a large angle.
B
It continues in a straight line.
C
It spirals into the nucleus.
D
It slows down and stops.
Correct Answer
Option A
Detailed Explanation
According to Chunk 3, the trajectory of an alpha particle depends on the impact parameter. A small impact parameter results in a large angle of deflection due to the strong electrostatic force near the nucleus.
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